From mboxrd@z Thu Jan  1 00:00:00 1970
From: Roel Janssen <roel@gnu.org>
Subject: Re: Circular dependency with LDC and Phobos
Date: Fri, 25 Dec 2015 18:06:22 +0100
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References: <20151225165150.GA27096@thebird.nl>
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To: Pjotr Prins <pjotr.public12@thebird.nl>
Cc: guix-devel@gnu.org


Pjotr Prins writes:

> We are trying to build the LLVM D-compiler (ldc). The problem is a
> circular dependency on a D-library (Phobos). The D-compiler source
> won't compile without the Phobos sources which are in a separate
> repository. Normally it is handled by git --recurse, but I think it
> would be better to download the tar balls of the releases (I think git
> recurse submodules is not working in Guix anyway, last time I tried).
>
> How best to deal with this? Should I write a package which unpacks
> Phobos tarball and make the source available to ldc? ldc won't build
> without Phobos and Phobos won't build without ldc. 
>
>>From the source:
>
> LDC currently needs custom forks of druntime and Phobos. They are
> integrated with the main repository using Git submodules. To build
> them, make sure you have up-to-date copies of the submodules in your
> local repository:
>
> $ git submodule update -i

I think this specific case can be easily solved by the LDC developers by
providing proper tarballs with the *complete* source code to build LDC.